Rondo (grape variety)

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rondo
Synonyms Ambros red
Breeding number GM 6494-5
rondo
Art Grape vine ( Vitis vinifera subsp. Vinifera )
Berry color black
use
origin DEU
known since 1964
breeder Becker, Helmut
Institute Geisenheim Research Institute

Specialized in grapevine breeding and grafting

Breeding year 1964
VIVC no. 14308
ancestry

Cross between
Zarya Severa × St. Laurent

List of grape varieties

The red grape variety Rondo is an interspecific cross ( hybrid grape ) from the varieties Zarya Severa x St. Laurent , but still belongs to the Vitis vinifera family. It was crossed in 1964 by V. Kraus in what was then Czechoslovakia . He offered it to Helmut Becker (1927–1990) at the Geisenheim Research Station , who recognized the importance of this material and further processed it in terms of breeding. The Rondo grape variety has enjoyed plant variety protection since 1997 .

Ampelographic varietal characteristics

In ampelography , the habitus is described as follows:

  • The very early ripening variety has high resistance to winter frost and downy mildew . However, annual treatments are necessary against powdery mildew . It produces a ruby ​​red, full-bodied wine that is suitable as a cover wine for blends . The Rondo is also very suitable as a stand-alone wine. It results in very rich, dark and complex red wines . The smell and taste are strongly reminiscent of dark cherries and blackberries (→ aromas in wine ). The demands of the new breed on the location are as high as with Riesling , but the demands on the soil are comparatively low. The variety is grown in Rheinhessen , Franconia , Switzerland (1.01 hectares, status 2007, source: Office fédéral de l'agriculture OFAG), Denmark , Sweden, England, Ireland and the Netherlands.

Despite the influence of Vitis amurensis within the mother variety Zarya Severa, Rondo is officially a variety of the noble grapevine ( Vitis vinifera ). It has hermaphroditic flowers and is therefore self-fruiting. In viticulture , the economic disadvantage of not having to grow male plants that produce yield is avoided.

Individual evidence

  1. Page no longer available , search in web archives: The Wine Year 2008 (PDF)  ( Page no longer available , search in web archivesInfo: The link was automatically marked as defective. Please check the link according to the instructions and then remove this notice. , Editor Office fédéral de l'agriculture OFAG@1@ 2Template: Dead Link / www.blw.admin.ch@1@ 2Template: Dead Link / www.blw.admin.ch  

Web links

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